Description: The 2007 GMC Yukon XL is a full-size SUV with an incredible 5.3L V8 Vortec engine making 320 horsepower and 340 pound-feet of torque and the XL edition adds about two feet compared to the standard Yukon. A spacious cabin with upgraded materials, more powerful V8s, available power-folding second-row seats and head curtain airbags. For families who need a full-size SUV with maximum capacity, this GMC's hard to beat. One of the most reliable SUVs money can buy - this particular Yukon XL is spectacular inside and out!